0 1 2 3 Wed 12 Dec 1917 Wed 19 Dec 1917 Wed 26 Dec 1917 Wed 02 Jan 1918 Wed 09 Jan 1918 Wed 16 Jan 1918 Wed 23 Jan 1918 Wed 30 Jan 1918 Wed 06 Feb 1918 Wed 13 Feb 1918 Wed 20 Feb 1918 Thu 21 Feb 1918 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All